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Tainan, Taiwan

Fang-Chen Chang

This inventor holds 11 USPTO granted patents. Top assignee: Himax Technologies, Inc.. Active years: 2010-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fang-Chen Chang. Retrieved from https://idiyas.com/inventor/fang-chen-chang

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 11

% Patents Active = 18.2

Average Co-Inventor Count = 1.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Location History:

  • Tainan County, TW (2010 - 2012)
  • Sinshih Township, Tainan County, TW (2011 - 2013)
  • Sinshih Township, TW (2013)
  • HsinHua, TW (2010 - 2014)

Company Filing History:

goldMedal11 out of 1,094 
 
Himax Technologies, Inc.
 patents

Years Active: 2010-2014

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11 patents (USPTO):Explore Patents
1. 8644379 - De-interlacing method and method of compensating a de-interlaced pixel (2014-02-04),
2. 8488676 - Motion estimation method (2013-07-16),
3. 8358850 - Determination method of edge direction (2013-01-22),
4. 8325271 - Method of frame interpolation for frame rate up-conversion (2012-12-04),
5. 8111750 - System and method for 3-D recursive search motion estimation (2012-02-07),
6. 8031953 - Method and device for encoding image data with a predetermined compression rate in one pass (2011-10-04),
7. 8014612 - Image processing device and method for compressing and decompressing images (2011-09-06),
8. 8013936 - De-interlacing method and apparatus (2011-09-06),
9. 7876968 - Apparatus of compressing image data and a method thereof (2011-01-25),
10. 7844124 - Method of estimating a quantization parameter (2010-11-30),
11. 7728910 - 2D YC separation device and YC separation system (2010-06-01),

Title: Fang-Chen Chang: Innovator in Motion Estimation and Luminance Compensation

Introduction

Fang-Chen Chang is a prominent inventor based in Tainan County, Taiwan. He has made significant contributions to the field of image processing, particularly in motion estimation and luminance compensation techniques. With a total of 11 patents to his name, Chang continues to push the boundaries of innovation in his field.

Latest Patents

Chang's latest patents include a de-interlacing method and a motion estimation method. The de-interlacing method focuses on compensating a de-interlaced pixel by calculating the average luminance of both the current block and a reference block. This method adjusts the luminance of the de-interlaced pixel based on the luminance difference, ultimately improving display quality. The motion estimation method provides a technique for estimating the motion vector of a current macroblock by referencing several macroblocks from the previous frame. This method emphasizes high-frequency pixels to determine the best match for motion vector calculation.

Career Highlights

Fang-Chen Chang is currently employed at Himax Technologies, Inc., where he applies his expertise in image processing technologies. His work has been instrumental in developing advanced solutions that enhance visual quality in various applications.

Collaborations

Chang collaborates with talented professionals in his field, including his coworker Ling-Hsiu Huang. Their combined efforts contribute to the innovative projects at Himax Technologies, Inc.

Conclusion

Fang-Chen Chang is a notable inventor whose work in motion estimation and luminance compensation has significantly impacted the field of image processing. His contributions continue to enhance visual technologies, showcasing the importance of innovation in this area.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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